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<div class="title">VGATerminal.h</div>  </div>
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<a href="_v_g_a_terminal_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">  Created by Fabrizio Di Vittorio (fdivitto2013@gmail.com)</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">  Copyright (c) 2018 Fabrizio Di Vittorio.</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">  All rights reserved.</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">  This file is part of ESP32VGA Library.</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">  ESP32VGA is free software: you can redistribute it and/or modify</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">  it under the terms of the GNU General Public License as published by</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">  the Free Software Foundation, either version 3 of the License, or</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">  (at your option) any later version.</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment">  ESP32VGA is distributed in the hope that it will be useful,</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">  but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment">  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment">  GNU General Public License for more details.</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment">  You should have received a copy of the GNU General Public License</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment">  along with ESP32VGA.  If not, see &lt;http://www.gnu.org/licenses/&gt;.</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;</div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160; </div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor">#ifndef _VGATERMINAL_H_INCLUDED</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#define _VGATERMINAL_H_INCLUDED</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;</div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;</div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor">#include &quot;freertos/FreeRTOS.h&quot;</span></div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;</div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_v_g_a_conf_8h.html">VGAConf.h</a>&quot;</span></div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_v_g_a_canvas_8h.html">VGACanvas.h</a>&quot;</span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_v_g_a_keyboard_8h.html">VGAKeyboard.h</a>&quot;</span></div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;</div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="preprocessor">#include &quot;Stream.h&quot;</span></div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;</div><div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespace_e_s_p32_v_g_a.html">ESP32VGA</a> {</div><div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;</div><div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;</div><div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;</div><div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;</div><div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;<span class="comment">// used by saveCursorState / restoreCursorState</span></div><div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;<span class="keyword">struct </span>TerminalCursorState_t {</div><div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;  TerminalCursorState_t * next;</div><div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;  int16_t                 cursorX;</div><div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;  int16_t                 cursorY;</div><div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;  uint8_t *               tabStop;</div><div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;  <span class="keywordtype">bool</span>                    cursorPastLastCol;</div><div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;  <span class="keywordtype">bool</span>                    originMode;</div><div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;  GlyphOptions_t          glyphOptions;</div><div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;  uint8_t                 characterSetIndex;</div><div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;  uint8_t                 characterSet[4];</div><div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;};</div><div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;</div><div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;</div><div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;<span class="keyword">enum class</span> KeypadMode_t {</div><div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;  Application,  <span class="comment">// DECKPAM</span></div><div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;  Numeric,      <span class="comment">// DECKPNM</span></div><div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;};</div><div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;</div><div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;</div><div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;</div><div class="line"><a name="l00238"></a><span class="lineno"><a class="line" href="class_e_s_p32_v_g_a_1_1_v_g_a_terminal_class.html">  238</a></span>&#160;<span class="keyword">class </span><a class="code" href="class_e_s_p32_v_g_a_1_1_v_g_a_terminal_class.html">VGATerminalClass</a> : <span class="keyword">public</span> Stream {</div><div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;</div><div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;</div><div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;  <span class="keywordtype">void</span> <a class="code" href="class_e_s_p32_v_g_a_1_1_v_g_a_terminal_class.html#a69d9c939641a56ff316abe0f05968fc7">begin</a>();</div><div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;</div><div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;  <span class="keywordtype">void</span> <a class="code" href="class_e_s_p32_v_g_a_1_1_v_g_a_terminal_class.html#a2f573f91e93e7dfa36b9a700ae6f3ec3">end</a>();</div><div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;</div><div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;  <span class="comment">// When serial port is set the typed keys on PS/2 keyboard are encoded</span></div><div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;  <span class="comment">// as ANSI/VT100 codes and then sent to the specified port.</span></div><div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;  <span class="comment">// Also terminal queries like terminal identification, cursor position, etc.. will be</span></div><div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;  <span class="comment">// sent to the stream.</span></div><div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;  <span class="comment">// Call pollSerialPort() to send codes from serial port to the display.</span></div><div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;  <span class="keywordtype">void</span> connectSerialPort(HardwareSerial &amp; serialPort, <span class="keywordtype">bool</span> autoXONXOFF = <span class="keyword">true</span>);</div><div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;  <span class="keywordtype">void</span> pollSerialPort();</div><div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;</div><div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;  <span class="keywordtype">void</span> setLogStream(Stream &amp; stream) { m_logStream = &amp;stream; }</div><div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;  <span class="keywordtype">void</span> logFmt(<span class="keyword">const</span> <span class="keywordtype">char</span> * format, ...);</div><div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;  <span class="keywordtype">void</span> log(<span class="keyword">const</span> <span class="keywordtype">char</span> * txt);</div><div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;  <span class="keywordtype">void</span> log(<span class="keywordtype">char</span> c);</div><div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;</div><div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;  <span class="keywordtype">void</span> loadFont(FontInfo <span class="keyword">const</span> * font);</div><div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;</div><div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;  <span class="keywordtype">void</span> setBackgroundColor(<a class="code" href="_v_g_a_controller_8h.html#a9bf2d199a46b81e16b229abae694d320">Color</a> color, <span class="keywordtype">bool</span> setAsDefault = <span class="keyword">true</span>);</div><div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;  <span class="keywordtype">void</span> setForegroundColor(<a class="code" href="_v_g_a_controller_8h.html#a9bf2d199a46b81e16b229abae694d320">Color</a> color, <span class="keywordtype">bool</span> setAsDefault = <span class="keyword">true</span>);</div><div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;</div><div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;  <span class="keywordtype">void</span> clear();</div><div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;</div><div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;  <span class="keywordtype">void</span> flush(<span class="keywordtype">bool</span> waitVSync);</div><div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;</div><div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;  <span class="comment">// informational</span></div><div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;  int16_t getColumns() { <span class="keywordflow">return</span> m_columns; }</div><div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;  int16_t getRows()    { <span class="keywordflow">return</span> m_rows; }</div><div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;</div><div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;  <span class="comment">// cursor control</span></div><div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;  <span class="keywordtype">void</span> enableCursor(<span class="keywordtype">bool</span> value);</div><div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;</div><div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;  <span class="keywordtype">int</span> availableForWrite();</div><div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;</div><div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;  <span class="comment">// Stream abstract class implementation</span></div><div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;  <span class="keywordtype">int</span> available();</div><div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;  <span class="keywordtype">int</span> read();</div><div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;  <span class="keywordtype">int</span> peek();</div><div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;  <span class="keywordtype">void</span> flush();</div><div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;  <span class="keywordtype">size_t</span> write(<span class="keyword">const</span> uint8_t * buffer, <span class="keywordtype">size_t</span> size);</div><div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;  <span class="keywordtype">size_t</span> write(uint8_t c);</div><div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;</div><div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;</div><div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;</div><div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;  <span class="keywordtype">void</span> reset();</div><div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;  <span class="keywordtype">void</span> int_clear();</div><div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;  <span class="keywordtype">void</span> clearMap(uint32_t * map);</div><div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;</div><div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;  <span class="keywordtype">void</span> freeFont();</div><div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;  <span class="keywordtype">void</span> freeTabStops();</div><div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;  <span class="keywordtype">void</span> freeGlyphsMap();</div><div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;</div><div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;  <span class="keywordtype">void</span> set132ColumnMode(<span class="keywordtype">bool</span> value);</div><div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;</div><div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;  <span class="keywordtype">bool</span> moveUp();</div><div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;  <span class="keywordtype">bool</span> moveDown();</div><div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;  <span class="keywordtype">void</span> setCursorPos(int16_t X, int16_t Y);</div><div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;  int16_t getAbsoluteRow(int16_t Y);</div><div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;</div><div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;  <span class="keywordtype">void</span> int_setBackgroundColor(<a class="code" href="_v_g_a_controller_8h.html#a9bf2d199a46b81e16b229abae694d320">Color</a> color);</div><div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;  <span class="keywordtype">void</span> int_setForegroundColor(<a class="code" href="_v_g_a_controller_8h.html#a9bf2d199a46b81e16b229abae694d320">Color</a> color);</div><div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;</div><div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;  <span class="comment">// tab stops</span></div><div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;  <span class="keywordtype">void</span> nextTabStop();</div><div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;  <span class="keywordtype">void</span> setTabStop(int16_t column, <span class="keywordtype">bool</span> <span class="keyword">set</span>);</div><div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;  <span class="keywordtype">void</span> resetTabStops();</div><div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;</div><div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;  <span class="comment">// scroll control</span></div><div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;  <span class="keywordtype">void</span> scrollDown();</div><div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;  <span class="keywordtype">void</span> scrollDownAt(int16_t startingRow);</div><div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;  <span class="keywordtype">void</span> scrollUp();</div><div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;  <span class="keywordtype">void</span> scrollUpAt(int16_t startingRow);</div><div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;  <span class="keywordtype">void</span> setScrollingRegion(int16_t top, int16_t down, <span class="keywordtype">bool</span> resetCursorPos = <span class="keyword">true</span>);</div><div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;</div><div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;  <span class="comment">// multilevel save/restore cursor state</span></div><div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;  <span class="keywordtype">void</span> saveCursorState();</div><div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;  <span class="keywordtype">void</span> restoreCursorState();</div><div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;  <span class="keywordtype">void</span> clearSavedCursorStates();</div><div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;</div><div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;  <span class="keywordtype">void</span> erase(int16_t X1, int16_t Y1, int16_t X2, int16_t Y2, <span class="keywordtype">char</span> c, <span class="keywordtype">bool</span> maintainDoubleWidth);</div><div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;</div><div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;  <span class="keywordtype">void</span> consumeInputQueue();</div><div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;  <span class="keywordtype">void</span> consumeESC();</div><div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;  <span class="keywordtype">void</span> consumeCSI();</div><div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;  <span class="keywordtype">void</span> consumeCSISPC(<span class="keywordtype">int</span> * params, <span class="keywordtype">int</span> paramsCount);</div><div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;  <span class="keywordtype">char</span> consumeParamsAndGetCode(<span class="keywordtype">int</span> * params, <span class="keywordtype">int</span> * paramsCount, <span class="keywordtype">bool</span> * questionMarkFound);</div><div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;  <span class="keywordtype">void</span> consumeDECPrivateModes(<span class="keywordtype">int</span> <span class="keyword">const</span> * params, <span class="keywordtype">int</span> paramsCount, <span class="keywordtype">char</span> c);</div><div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;  <span class="keywordtype">void</span> consumeDCS();</div><div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;  <span class="keywordtype">void</span> execSGRParameters(<span class="keywordtype">int</span> <span class="keyword">const</span> * params, <span class="keywordtype">int</span> paramsCount);</div><div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;</div><div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;  <span class="keywordtype">void</span> execCtrlCode(<span class="keywordtype">char</span> c);</div><div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;</div><div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;  <span class="keyword">static</span> <span class="keywordtype">void</span> charsConsumerTask(<span class="keywordtype">void</span> * pvParameters);</div><div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;  <span class="keyword">static</span> <span class="keywordtype">void</span> keyboardReaderTask(<span class="keywordtype">void</span> * pvParameters);</div><div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;</div><div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;  <span class="keyword">static</span> <span class="keywordtype">void</span> blinkTimerFunc(TimerHandle_t xTimer);</div><div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;  <span class="keywordtype">void</span> blinkText();</div><div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;  <span class="keywordtype">bool</span> enableBlinkingText(<span class="keywordtype">bool</span> value);</div><div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;  <span class="keywordtype">void</span> blinkCursor();</div><div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;  <span class="keywordtype">bool</span> int_enableCursor(<span class="keywordtype">bool</span> value);</div><div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;</div><div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;  <span class="keywordtype">char</span> getNextCode(<span class="keywordtype">bool</span> processCtrlCodes);</div><div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;</div><div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;  <span class="keywordtype">void</span> setChar(<span class="keywordtype">char</span> c);</div><div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;  <a class="code" href="union_e_s_p32_v_g_a_1_1_glyph_options__t.html">GlyphOptions_t</a> getGlyphOptionsAt(int16_t X, int16_t Y);</div><div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;</div><div class="line"><a name="l00361"></a><span class="lineno">  361</span>&#160;  <span class="keywordtype">void</span> insertAt(int16_t column, int16_t row, uint16_t count);</div><div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;  <span class="keywordtype">void</span> deleteAt(int16_t column, int16_t row, uint16_t count);</div><div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;</div><div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;  <span class="keywordtype">void</span> reverseVideo(<span class="keywordtype">bool</span> value);</div><div class="line"><a name="l00365"></a><span class="lineno">  365</span>&#160;</div><div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;  <span class="keywordtype">void</span> refresh();</div><div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;  <span class="keywordtype">void</span> refresh(int16_t X, int16_t Y);</div><div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;  <span class="keywordtype">void</span> refresh(int16_t X1, int16_t Y1, int16_t X2, int16_t Y2);</div><div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;  <span class="keywordtype">void</span> beginRefresh();</div><div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;  <span class="keywordtype">void</span> endRefresh();</div><div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;</div><div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;  <span class="keywordtype">void</span> setLineDoubleWidth(int16_t row, uint8_t value);</div><div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;  uint8_t getCharWidthAt(int16_t row);</div><div class="line"><a name="l00374"></a><span class="lineno">  374</span>&#160;</div><div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;  <span class="keywordtype">void</span> useAlternateScreenBuffer(<span class="keywordtype">bool</span> value);</div><div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;</div><div class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;  <span class="keywordtype">void</span> send(<span class="keywordtype">char</span> c);</div><div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;  <span class="keywordtype">void</span> send(<span class="keywordtype">char</span> <span class="keyword">const</span> * str);</div><div class="line"><a name="l00379"></a><span class="lineno">  379</span>&#160;</div><div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;  Stream *           m_logStream;</div><div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;</div><div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160;  <span class="comment">// characters, characters attributes and characters colors container</span></div><div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;  <span class="comment">// you may also call this the &quot;text screen buffer&quot;</span></div><div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;  GlyphsBuffer_t     m_glyphsBuffer;</div><div class="line"><a name="l00385"></a><span class="lineno">  385</span>&#160;  uint32_t *         m_alternateMap;          <span class="comment">// used to implement alternate screen buffer</span></div><div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;  <span class="keywordtype">bool</span>               m_alternateScreenBuffer; <span class="comment">// true when m_alternateMap and m_glyphBuffer.map has been swapped</span></div><div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160;  <span class="keyword">volatile</span> int16_t   m_alternateCursorX;      <span class="comment">// just to restore cursor X pos when swapping screens</span></div><div class="line"><a name="l00388"></a><span class="lineno">  388</span>&#160;  <span class="keyword">volatile</span> int16_t   m_alternateCursorY;      <span class="comment">// just to restore cursor Y pos when swapping screens</span></div><div class="line"><a name="l00389"></a><span class="lineno">  389</span>&#160;</div><div class="line"><a name="l00390"></a><span class="lineno">  390</span>&#160;</div><div class="line"><a name="l00391"></a><span class="lineno">  391</span>&#160;  FontInfo           m_font;</div><div class="line"><a name="l00392"></a><span class="lineno">  392</span>&#160;  <a class="code" href="union_e_s_p32_v_g_a_1_1_glyph_options__t.html">GlyphOptions_t</a>     m_glyphOptions;</div><div class="line"><a name="l00393"></a><span class="lineno">  393</span>&#160;  uint8_t            m_characterSetIndex; <span class="comment">// Index of m_CharacterSet[], 0 = G0 (Standard)  1 = G1 (Alternate),  2 = G2,  3 = G3</span></div><div class="line"><a name="l00394"></a><span class="lineno">  394</span>&#160;  uint8_t            m_characterSet[4];   <span class="comment">// 0 = DEC Special Character and Line Drawing   1 = United States (USASCII)</span></div><div class="line"><a name="l00395"></a><span class="lineno">  395</span>&#160;</div><div class="line"><a name="l00396"></a><span class="lineno">  396</span>&#160;  <span class="comment">// foreground (pen) and background (brush) colors</span></div><div class="line"><a name="l00397"></a><span class="lineno">  397</span>&#160;  <a class="code" href="_v_g_a_controller_8h.html#a9bf2d199a46b81e16b229abae694d320">Color</a>              m_foregroundColor;</div><div class="line"><a name="l00398"></a><span class="lineno">  398</span>&#160;  <a class="code" href="_v_g_a_controller_8h.html#a9bf2d199a46b81e16b229abae694d320">Color</a>              m_defaultForegroundColor;</div><div class="line"><a name="l00399"></a><span class="lineno">  399</span>&#160;  <a class="code" href="_v_g_a_controller_8h.html#a9bf2d199a46b81e16b229abae694d320">Color</a>              m_backgroundColor;</div><div class="line"><a name="l00400"></a><span class="lineno">  400</span>&#160;  <a class="code" href="_v_g_a_controller_8h.html#a9bf2d199a46b81e16b229abae694d320">Color</a>              m_defaultBackgroundColor;</div><div class="line"><a name="l00401"></a><span class="lineno">  401</span>&#160;</div><div class="line"><a name="l00402"></a><span class="lineno">  402</span>&#160;  <a class="code" href="struct_e_s_p32_v_g_a_1_1_paint_options__t.html">PaintOptions_t</a>     m_paintOptions;</div><div class="line"><a name="l00403"></a><span class="lineno">  403</span>&#160;</div><div class="line"><a name="l00404"></a><span class="lineno">  404</span>&#160;  <span class="comment">// states of cursor and blinking text before consumeInputQueue()</span></div><div class="line"><a name="l00405"></a><span class="lineno">  405</span>&#160;  <span class="keywordtype">bool</span>               m_prevCursorEnabled;</div><div class="line"><a name="l00406"></a><span class="lineno">  406</span>&#160;  <span class="keywordtype">bool</span>               m_prevBlinkingTextEnabled;</div><div class="line"><a name="l00407"></a><span class="lineno">  407</span>&#160;</div><div class="line"><a name="l00408"></a><span class="lineno">  408</span>&#160;  <span class="comment">// task that reads and processes incoming characters</span></div><div class="line"><a name="l00409"></a><span class="lineno">  409</span>&#160;  TaskHandle_t       m_charsConsumerTaskHandle;</div><div class="line"><a name="l00410"></a><span class="lineno">  410</span>&#160;</div><div class="line"><a name="l00411"></a><span class="lineno">  411</span>&#160;  <span class="comment">// task that reads keyboard input and send ANSI/VT100 codes to the output stream</span></div><div class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;  <span class="comment">// this task lives only when output stream has been specified in begin()</span></div><div class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;  TaskHandle_t       m_keyboardReaderTaskHandle;</div><div class="line"><a name="l00414"></a><span class="lineno">  414</span>&#160;</div><div class="line"><a name="l00415"></a><span class="lineno">  415</span>&#160;  <span class="comment">// cursor info (top-left position = 1, 1)</span></div><div class="line"><a name="l00416"></a><span class="lineno">  416</span>&#160;  <span class="keyword">volatile</span> int16_t   m_cursorX;</div><div class="line"><a name="l00417"></a><span class="lineno">  417</span>&#160;  <span class="keyword">volatile</span> int16_t   m_cursorY;</div><div class="line"><a name="l00418"></a><span class="lineno">  418</span>&#160;  <span class="keywordtype">bool</span>               m_cursorPastLastCol;</div><div class="line"><a name="l00419"></a><span class="lineno">  419</span>&#160;  <span class="keywordtype">bool</span>               m_originMode;</div><div class="line"><a name="l00420"></a><span class="lineno">  420</span>&#160;  <span class="keywordtype">bool</span>               m_wraparound;</div><div class="line"><a name="l00421"></a><span class="lineno">  421</span>&#160;  int16_t            m_scrollingRegionTop;</div><div class="line"><a name="l00422"></a><span class="lineno">  422</span>&#160;  int16_t            m_scrollingRegionDown;</div><div class="line"><a name="l00423"></a><span class="lineno">  423</span>&#160;  <span class="keyword">volatile</span> <span class="keywordtype">bool</span>      m_cursorState;           <span class="comment">// true = cursor in reverse state (visible), false = cursor invisible</span></div><div class="line"><a name="l00424"></a><span class="lineno">  424</span>&#160;  <span class="keyword">volatile</span> <span class="keywordtype">bool</span>      m_cursorEnabled;</div><div class="line"><a name="l00425"></a><span class="lineno">  425</span>&#160;  <span class="keyword">volatile</span> <span class="keywordtype">bool</span>      m_cursorBlinkingEnabled; <span class="comment">// true = blinking cursor, false = steady cursor</span></div><div class="line"><a name="l00426"></a><span class="lineno">  426</span>&#160;  <span class="keyword">volatile</span> uint8_t   m_cursorStyle;           <span class="comment">// 0,1,2 = block  3,4 = underline   5,6 = bar</span></div><div class="line"><a name="l00427"></a><span class="lineno">  427</span>&#160;</div><div class="line"><a name="l00428"></a><span class="lineno">  428</span>&#160;  <span class="comment">// timer used to blink</span></div><div class="line"><a name="l00429"></a><span class="lineno">  429</span>&#160;  TimerHandle_t              m_blinkTimer;</div><div class="line"><a name="l00430"></a><span class="lineno">  430</span>&#160;  <span class="keyword">volatile</span> SemaphoreHandle_t m_blinkTimerMutex;</div><div class="line"><a name="l00431"></a><span class="lineno">  431</span>&#160;</div><div class="line"><a name="l00432"></a><span class="lineno">  432</span>&#160;  <span class="keyword">volatile</span> <span class="keywordtype">bool</span>      m_blinkingTextVisible;    <span class="comment">// true = blinking text is currently visible</span></div><div class="line"><a name="l00433"></a><span class="lineno">  433</span>&#160;  <span class="keyword">volatile</span> <span class="keywordtype">bool</span>      m_blinkingTextEnabled;</div><div class="line"><a name="l00434"></a><span class="lineno">  434</span>&#160;</div><div class="line"><a name="l00435"></a><span class="lineno">  435</span>&#160;  <span class="comment">// current cursor position</span></div><div class="line"><a name="l00436"></a><span class="lineno">  436</span>&#160;  <span class="keyword">volatile</span> int16_t   m_columns;</div><div class="line"><a name="l00437"></a><span class="lineno">  437</span>&#160;  <span class="keyword">volatile</span> int16_t   m_rows;</div><div class="line"><a name="l00438"></a><span class="lineno">  438</span>&#160;</div><div class="line"><a name="l00439"></a><span class="lineno">  439</span>&#160;  <span class="comment">// column 1 at m_tabStop[0], column 2 at m_tabStop[1], etc...  0=no tab stop,  1 = tab stop</span></div><div class="line"><a name="l00440"></a><span class="lineno">  440</span>&#160;  uint8_t *          m_tabStop;</div><div class="line"><a name="l00441"></a><span class="lineno">  441</span>&#160;</div><div class="line"><a name="l00442"></a><span class="lineno">  442</span>&#160;  HardwareSerial *   m_serialPort;</div><div class="line"><a name="l00443"></a><span class="lineno">  443</span>&#160;</div><div class="line"><a name="l00444"></a><span class="lineno">  444</span>&#160;  <span class="comment">// contains character that must be processed (from write(), or from input stream)</span></div><div class="line"><a name="l00445"></a><span class="lineno">  445</span>&#160;  QueueHandle_t      m_inputQueue;</div><div class="line"><a name="l00446"></a><span class="lineno">  446</span>&#160;</div><div class="line"><a name="l00447"></a><span class="lineno">  447</span>&#160;  <span class="comment">// linked list that contains saved cursor states (first item is the last added)</span></div><div class="line"><a name="l00448"></a><span class="lineno">  448</span>&#160;  TerminalCursorState_t * m_savedCursorStateList;</div><div class="line"><a name="l00449"></a><span class="lineno">  449</span>&#160;</div><div class="line"><a name="l00450"></a><span class="lineno">  450</span>&#160;  <span class="comment">// a reset has been requested</span></div><div class="line"><a name="l00451"></a><span class="lineno">  451</span>&#160;  <span class="keywordtype">bool</span>               m_resetRequested;</div><div class="line"><a name="l00452"></a><span class="lineno">  452</span>&#160;</div><div class="line"><a name="l00453"></a><span class="lineno">  453</span>&#160;  <span class="comment">// IRM (Insert Mode)</span></div><div class="line"><a name="l00454"></a><span class="lineno">  454</span>&#160;  <span class="keywordtype">bool</span>               m_insertMode;</div><div class="line"><a name="l00455"></a><span class="lineno">  455</span>&#160;</div><div class="line"><a name="l00456"></a><span class="lineno">  456</span>&#160;  <span class="comment">// NLM (Automatic CR LF)</span></div><div class="line"><a name="l00457"></a><span class="lineno">  457</span>&#160;  <span class="keywordtype">bool</span>               m_newLineMode;</div><div class="line"><a name="l00458"></a><span class="lineno">  458</span>&#160;</div><div class="line"><a name="l00459"></a><span class="lineno">  459</span>&#160;  <span class="comment">// DECSCLM (Smooth scroll)</span></div><div class="line"><a name="l00460"></a><span class="lineno">  460</span>&#160;  <span class="comment">// Smooth scroll is effective only when vertical sync refresh is enabled,</span></div><div class="line"><a name="l00461"></a><span class="lineno">  461</span>&#160;  <span class="comment">// hence must be VGAController.enableBackgroundPrimitiveExecution(true),</span></div><div class="line"><a name="l00462"></a><span class="lineno">  462</span>&#160;  <span class="comment">// that is the default.</span></div><div class="line"><a name="l00463"></a><span class="lineno">  463</span>&#160;  <span class="keywordtype">bool</span>               m_smoothScroll;</div><div class="line"><a name="l00464"></a><span class="lineno">  464</span>&#160;</div><div class="line"><a name="l00465"></a><span class="lineno">  465</span>&#160;  <span class="comment">// DECKPAM (Keypad Application Mode)</span></div><div class="line"><a name="l00466"></a><span class="lineno">  466</span>&#160;  <span class="comment">// DECKPNM (Keypad Numeric Mode)</span></div><div class="line"><a name="l00467"></a><span class="lineno">  467</span>&#160;  KeypadMode_t       m_keypadMode;</div><div class="line"><a name="l00468"></a><span class="lineno">  468</span>&#160;</div><div class="line"><a name="l00469"></a><span class="lineno">  469</span>&#160;  <span class="comment">// DECCKM (Cursor Keys Mode)</span></div><div class="line"><a name="l00470"></a><span class="lineno">  470</span>&#160;  <span class="keywordtype">bool</span>               m_cursorKeysMode;</div><div class="line"><a name="l00471"></a><span class="lineno">  471</span>&#160;</div><div class="line"><a name="l00472"></a><span class="lineno">  472</span>&#160;  <span class="keywordtype">bool</span>               m_autoXONOFF;</div><div class="line"><a name="l00473"></a><span class="lineno">  473</span>&#160;  <span class="keywordtype">bool</span>               m_XOFF;              <span class="comment">// true = XOFF sent</span></div><div class="line"><a name="l00474"></a><span class="lineno">  474</span>&#160;</div><div class="line"><a name="l00475"></a><span class="lineno">  475</span>&#160;  uint8_t            m_conformanceLevel;  <span class="comment">// DESSCL (1 = VT100 ... 5 = VT500)</span></div><div class="line"><a name="l00476"></a><span class="lineno">  476</span>&#160;  uint8_t            m_ctrlBits;          <span class="comment">// two values allowed: 7 and 8</span></div><div class="line"><a name="l00477"></a><span class="lineno">  477</span>&#160;</div><div class="line"><a name="l00478"></a><span class="lineno">  478</span>&#160;  <span class="keywordtype">bool</span>               m_keyAutorepeat;</div><div class="line"><a name="l00479"></a><span class="lineno">  479</span>&#160;  <a class="code" href="_v_g_a_keyboard_8h.html#a62e102d8f55e2d124c388c698306bc18">VirtualKey_t</a>       m_lastPressedKey;    <span class="comment">// used to implement m_keyAutorepeat</span></div><div class="line"><a name="l00480"></a><span class="lineno">  480</span>&#160;</div><div class="line"><a name="l00481"></a><span class="lineno">  481</span>&#160;};</div><div class="line"><a name="l00482"></a><span class="lineno">  482</span>&#160;</div><div class="line"><a name="l00483"></a><span class="lineno">  483</span>&#160;</div><div class="line"><a name="l00484"></a><span class="lineno">  484</span>&#160;} <span class="comment">// end of namespace</span></div><div class="line"><a name="l00485"></a><span class="lineno">  485</span>&#160;</div><div class="line"><a name="l00486"></a><span class="lineno">  486</span>&#160;</div><div class="line"><a name="l00487"></a><span class="lineno">  487</span>&#160;</div><div class="line"><a name="l00488"></a><span class="lineno">  488</span>&#160;<span class="keyword">extern</span> <a class="code" href="class_e_s_p32_v_g_a_1_1_v_g_a_terminal_class.html">ESP32VGA::VGATerminalClass</a> VGATerminal;</div><div class="line"><a name="l00489"></a><span class="lineno">  489</span>&#160;</div><div class="line"><a name="l00490"></a><span class="lineno">  490</span>&#160;</div><div class="line"><a name="l00491"></a><span class="lineno">  491</span>&#160;</div><div class="line"><a name="l00492"></a><span class="lineno">  492</span>&#160;<span class="preprocessor">#endif</span></div><div class="ttc" id="_v_g_a_controller_8h_html_a9bf2d199a46b81e16b229abae694d320"><div class="ttname"><a href="_v_g_a_controller_8h.html#a9bf2d199a46b81e16b229abae694d320">ESP32VGA::Color</a></div><div class="ttdeci">Color</div><div class="ttdoc">This enum defines named colors. </div><div class="ttdef"><b>Definition:</b> VGAController.h:184</div></div>
<div class="ttc" id="_v_g_a_canvas_8h_html"><div class="ttname"><a href="_v_g_a_canvas_8h.html">VGACanvas.h</a></div><div class="ttdoc">This file contains VGACanvasClass definition and the VGACanvas instance. </div></div>
<div class="ttc" id="_v_g_a_keyboard_8h_html"><div class="ttname"><a href="_v_g_a_keyboard_8h.html">VGAKeyboard.h</a></div><div class="ttdoc">This file contains VGAKeyboardClass definition and the VGAKeyboard instance. </div></div>
<div class="ttc" id="_v_g_a_conf_8h_html"><div class="ttname"><a href="_v_g_a_conf_8h.html">VGAConf.h</a></div><div class="ttdoc">This file contains ESP32VGA library configuration settings, like number of supported colors...</div></div>
<div class="ttc" id="namespace_e_s_p32_v_g_a_html"><div class="ttname"><a href="namespace_e_s_p32_v_g_a.html">ESP32VGA</a></div><div class="ttdef"><b>Definition:</b> VGACanvas.cpp:29</div></div>
<div class="ttc" id="struct_e_s_p32_v_g_a_1_1_paint_options__t_html"><div class="ttname"><a href="struct_e_s_p32_v_g_a_1_1_paint_options__t.html">ESP32VGA::PaintOptions_t</a></div><div class="ttdoc">Specifies general paint options. </div><div class="ttdef"><b>Definition:</b> VGAController.h:329</div></div>
<div class="ttc" id="class_e_s_p32_v_g_a_1_1_v_g_a_terminal_class_html"><div class="ttname"><a href="class_e_s_p32_v_g_a_1_1_v_g_a_terminal_class.html">ESP32VGA::VGATerminalClass</a></div><div class="ttdoc">An ANSI-VT100 compatible display terminal. </div><div class="ttdef"><b>Definition:</b> VGATerminal.h:238</div></div>
<div class="ttc" id="union_e_s_p32_v_g_a_1_1_glyph_options__t_html"><div class="ttname"><a href="union_e_s_p32_v_g_a_1_1_glyph_options__t.html">ESP32VGA::GlyphOptions_t</a></div><div class="ttdoc">Specifies various glyph painting options. </div><div class="ttdef"><b>Definition:</b> VGAController.h:301</div></div>
<div class="ttc" id="class_e_s_p32_v_g_a_1_1_v_g_a_terminal_class_html_a2f573f91e93e7dfa36b9a700ae6f3ec3"><div class="ttname"><a href="class_e_s_p32_v_g_a_1_1_v_g_a_terminal_class.html#a2f573f91e93e7dfa36b9a700ae6f3ec3">ESP32VGA::VGATerminalClass::end</a></div><div class="ttdeci">void end()</div><div class="ttdef"><b>Definition:</b> VGATerminal.cpp:192</div></div>
<div class="ttc" id="_v_g_a_keyboard_8h_html_a62e102d8f55e2d124c388c698306bc18"><div class="ttname"><a href="_v_g_a_keyboard_8h.html#a62e102d8f55e2d124c388c698306bc18">ESP32VGA::VirtualKey_t</a></div><div class="ttdeci">VirtualKey_t</div><div class="ttdoc">Represents each possible real or derived (SHIFT + real) key. </div><div class="ttdef"><b>Definition:</b> VGAKeyboard.h:98</div></div>
<div class="ttc" id="class_e_s_p32_v_g_a_1_1_v_g_a_terminal_class_html_a69d9c939641a56ff316abe0f05968fc7"><div class="ttname"><a href="class_e_s_p32_v_g_a_1_1_v_g_a_terminal_class.html#a69d9c939641a56ff316abe0f05968fc7">ESP32VGA::VGATerminalClass::begin</a></div><div class="ttdeci">void begin()</div><div class="ttdoc">Initializes the terminal. </div><div class="ttdef"><b>Definition:</b> VGATerminal.cpp:65</div></div>
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